نتایج جستجو برای: hollow fiber solid liquid phase microextraction
تعداد نتایج: 1045469 فیلتر نتایج به سال:
A device and a method for sample preparation have been developed, which make it possible to implement successive stages of thermal separation volatile components from solid (liquid) matrix, their capture the gas phase by sorbent, liquid microextraction sorbates further chromatographic analysis. The algorithm its application GC–MS determination number organic compounds matrices with complex chem...
The velocity of a liquid flowing through the core of a hollow core photonic crystal fiber (driven by capillary forces) is used for the determination of a liquid's viscosity, using volumes of less than 10 nl. The simple optical technique used is based on the change in propagation characteristics of the fiber as it fills with the liquid of interest via capillary action, monitored by a laser sourc...
This review aims at summarizing the most recent updates in the field of acrylamide (AA) formation (mechanism, conditions) and the determination of AA in a number of foods (fried or baked potatoes, chips, coffee, bread, etc). The methods applied for AA detection [Capillary Electrophoresis-Mass Spectrometry (CE-MS), Liquid Chromatography-Mass Spectrometry (LC-MS), Non-Aqueous Capillary Electropho...
Vienna University of Technology, Institute of Applied Synthetic Chemistry, Getreidemarkt 9/163-MC, A-1060 Vienna, Austria E-mail: [email protected] ** Ludwig Boltzmann Institute of Osteology at the Hanusch Hospital of WGKK and AUVA Trauma Centre Meidling.4 Medical Department , Heinrich Collin-Strasse 30, A-1140 Vienna, Austria *** Vienna University of Technology, Institute of Mat...
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